WEST MIFFLIN, Pa., April 11, 2011 /PRNewswire/ -- Today Pennsylvania One Call System, Inc. and the Common Ground Alliance (CGA) remind homeowners to dial 8-1-1 before starting an excavation project to avoid underground utilities and potential injury. Digging without knowing the approximate loc
Source : http://www.prnewswire.com/news-releases/pa-one-cal...
Source : http://www.prnewswire.com/news-releases/pa-one-cal...